Sally Murphy, Australian author

If, like John in my book Toppling, you are fascinated by domino toppling, you might be wowed by this amazing topple I came across recently. 128000 dominoes and two world records.

Or, you might like this one – which has a whopping 500 000 dominoes and three world records. I prefer the first simply because of the film quality, which is a shame because there are some amazing feats of toppling in this one:

John doesn’t quite get to this standard of toppling – but he is pretty good – and I bet he’d love to be part of a world record!